13947870313881

Names of 13947870313881

• Cardinal: 13947870313881 can be written as Thirteen trillion, nine hundred forty-seven billion, eight hundred seventy million, three hundred thirteen thousand, eight hundred eighty-one.

Scientific notation

• Scientific notation: 1.3947870313881 × 10¹³

Factors of 13947870313881

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 743

Divisors of 13947870313881

• Number of divisors d(n): 252
• Complete list of divisors:
  1 3 7 9 21 27 43 49 63 81 127 129 147 189 243 301 381 387 441 563 567 729 889 903 1143 1161 1323 1689 1701 2107 2667 2709 3429 3483 3941 3969 5067 5103 5461 6223 6321 8001 8127 10287 10449 11823 11907 15201 16129 16383 18669 18963 24003 24209 24381 27587 30861 31347 35469 35721 38227 45603 48387 49149 56007 56889 71501 72009 72627 73143 82761 92583 106407 112903 114681 136809 145161 147447 168021 169463 170667 214503 216027 217881 219429 248283 267589 319221 338709 344043 410427 435483 442341 500507 504063 508389 512001 643509 648081 653643 693547 744849 790321 802767 957663 1016127 1032129 1186241 1306449 1327023 1501521 1512189 1525167 1536003 1930527 1960929 2080641 2234547 2370963 2408301 2872989 3048381 3074543 3096387 3503549 3558723 3919347 3981069 4504563 4536567 4575501 4854829 5791581 5882787 6241923 6703641 7112889 7224903 9080627 9145143 9223629 9289161 10510647 10676169 11758041 13513689 13726503 14564487 17374743 17648361 18725769 20110923 21338667 21521801 21674709 27241881 27435429 27670887 27867483 31531941 32028507 33983803 40541067 41179509 43693461 52124229 56177307 63564389 64016001 64565403 65024127 81725643 82306287 83012661 94595823 96085521 101951409 121623201 123538527 131080383 150652607 168531921 190693167 192048003 193696209 195072381 245176929 249037983 283787469 288256563 305854227 364869603 390466961 393241149 444950723 451957821 505595763 572079501 576144009 581088627 735530787 747113949 851362407 864769689 917562681 1171400883 1179723447 1334852169 1355873463 1716238503 1743265881 2206592361 2241341847 2554087221 2733268727 2752688043 3514202649 3539170341 4004556507 4067620389 5148715509 5229797643 6619777083 8199806181 8258064129 10542607947 12013669521 12202861167 15446146527 15689392929 19132881089 24599418543 24774192387 31627823841 36041008563 36608583501 46338439581 57398643267 73798255629 94883471523 108123025689 109825750503 172195929801 221394766887 284650414569 324369077067 516587789403 664184300661 1549763368209 1992552901983 4649290104627 13947870313881
• Sum of all divisors σ(n): 25134323691312
• Sum of proper divisors (its aliquot sum) s(n): 11186453377431
• 13947870313881 is a deficient number, because the sum of its proper divisors (11186453377431) is less than itself. Its deficiency is 2761416936450

Bases of 13947870313881

• Binary: 11001010111101111101110110101111110110011001₂
• Hexadecimal: 0xCAF7DDAFD99
• Base-36: 4XZK9V0K9

Squares and roots of 13947870313881

• 13947870313881 squared (13947870313881²) is 194543086292842865461282161
• 13947870313881 cubed (13947870313881³) is 2713461738074732686565265068799775976841
• The square root of 13947870313881 is 3734684.7676719649
• The cube root of 13947870313881 is 24071.4711595363

Scales and comparisons

• 13,947,870,313,881 seconds is equal to 443,499 years, 6 weeks, 6 days, 4 hours, 31 minutes, 21 seconds.
• To count from 1 to 13,947,870,313,881 would take you about one million, one hundred eight thousand, seven hundred forty-seven years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 13947870313881 cubic inches would be around 2006 feet tall.

Recreational maths with 13947870313881

• 13947870313881 backwards is 18831307874931
• 13947870313881 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 13947870313881's digits is 63
• More coming soon!